bringing sleep or unconsciousness
Latin word, found 14 times in the texts on Socratos.
Vergil, Aeneid 4.486: spargens umida mella soporiferumque papaver.
Ovid, Metamorphoses 11.586: vise soporiferam Somni velociter aulam
Ovid, Tristia 4.1.47: utque soporiferae biberem si pocula Lethes,
All forms of soporifer